def test_player_shield_breaks():
p = Player()
p.equip_shield(3)
p.handle_monster(3)
p.handle_monster(3)
assert p.shield is None
def test_player_equip_shield():
p = Player()
p.equip_shield(4)
p.handle_monster(4)
assert p.health == 21
def test_player_handle_monster_with_shield():
p = Player()
p.equip_shield(8)
p.handle_monster(10)
assert p.health == 19
assert p.shield.previous_value == 10
